If we compare first few words of answer choices, we see a split between ‘more’ and ‘greater’. If we read the sentence, we have ’more coffee….’, correct idiom is ‘the more the X, the greater the Y’. Eliminate A, B and C. We need greater.
In option E, ‘the greater coronary disease is not parallel to ‘the more coffee these doctors ….’. Eliminate E.
Hence D is the correct answer.
In option E, ‘the greater coronary disease is not parallel to ‘the more coffee these doctors ….’. Eliminate E.
Hence D is the correct answer.





